> ## Documentation Index
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> Use this file to discover all available pages before exploring further.

# serializeCallerIdentity()

> **serializeCallerIdentity**(`origin`): `Uint8Array`

Defined in: [metacomputer/gen-framework/client-and-test-utils/client-sdk-ts/packages/client-sdk/src/payloads/gvm.ts:450](https://github.com/gen-bc/gen/blob/main/metacomputer/gen-framework/client-and-test-utils/client-sdk-ts/packages/client-sdk/src/payloads/gvm.ts#L450)

## Parameters

### origin

[`CallerIdentity`](/reference/sdk/typescript/index/type-aliases/CallerIdentity)

## Returns

`Uint8Array`